Yang L, Bao S, Lin Q, Wu X, Han D, Su Z, Yu Y. Analyzing and Predicting Not-Answered Questions in Community-based Question Answering Services. AAAI [Internet]. 2011Aug.4 [cited 2024Apr.23];25(1):1273-8. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/8082